1990 Lexus LS 400 "car idles shuts" Questions

...Pump Air Control Valve may have somthing to do with it. check the idle control on the intake ( carb) it may need cleaning out. or at worst needs

...and still have 4 old was that was misfireing gonna get new ones in next week but I noticed that the car runs good but when I come to a stop idle lower and feels like its about too shut off pls help ...

car has been driving beautifully. Would not start yesterday after only have been shut off for about 5 minutes. Gave her a jump and she ran great the rest of the day with many stops and starts made ...

...car it idles really high. I shut it off and it take numerous times for it to start back up. Then when it finally starts it still idles high, after i shut it off and turn it back on like 5 times the ...

it is idleing low and shuts off when at a stop sig... It is idleing low and shuts off when at a stop sign or in park idle too low and shuts off when at a stop or in park

shuts off when idling My car recently started shutting off while in idle or soon after the gas pedal is released. The problem usually occurs when it's cold out and the car has been sitting for more ...

...car will start on the first turn of the key and run but if she shifts it into gear it shuts off. this will happen several times until in stays running but will shut off at next stop SOUND LIKE IDLE ...

shuts off after 5 mins. Why no spark, no fuel? Will it start up again after shutting off? I'm guessing there is either an idle control issue or there is another engine issue that causes it to not ...

car hesitates in idle an when first taking off from stop position when you first crank the car up it will act like it wants to shut off, it wont shut off just acts like it. when you are in the idle ...

...idles down,shuts off when i hit the breaks runs great shuts off when I hit the breaks.Idles down but will stay running if I slow down easy.But idles down and shuts off if i hit them last min. your ...